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Vaillant connector 0020192421
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Vaillant connector 0020192422
Conditions: The wall is uneven.
▶
Smooth out any unevenness in the wall with the wall
supports.
5
Installation
5.1
Hydraulic installation
Warning.
Risk of adverse health effects caused by
impurities in the potable water.
Sealing residues, dirt or other residues in the
pipelines may adversely affect the quality of
the potable water.
▶
Flush all of the hot and cold water pipes
thoroughly before you install the product.
0020196671_06 eloSTOR pro Installation and maintenance instructions
Conditions: Pressure-tight installation
1
3
1
Return flow prevention
2
Circulation pump
3
Expansion relief valve
4
Stop valve
5
Pressure gauge con-
nectors
▶
Install components (1) to (9).
▶
Install the safety device as close as possible to the pro-
duct's cold water inlet.
▶
Install the drain pipework at a constant incline.
▶
Maintain a clearance between the expansion relief
valve's discharge pipe and the tundish so that the drain
pipework is open to the atmosphere.
–
Clearance: ≥ 20 mm
▶
Make sure that the diameter of the drain pipework is at
least equal to that of the expansion relief valve's dis-
charge pipe.
▶
Check the water connection positive pressure.
Result 1:
Water connection positive pressure: ≤ 6 bar
▶
Install a suitable safety group without a pressure
reducer, e.g. the Vaillant safety group 0020174068.
Result 2:
Water connection positive pressure: 6 ... 16 bar
▶
Install a suitable safety group with a pressure redu-
cer, e.g. the Vaillant safety group with pressure re-
ducer 0020174067.
5.2
Requirements for electrical installation at
the installation site
Danger!
Risk of electric shock
There is a risk of electric shock when working
on electrical components that are connected
to the low-voltage network.
▶
Disconnect the product from the power
supply.
▶
Secure the product against being
switched back on again.
▶
Check that the product is de-energised.
▶
Only open the product when it is de-ener-
gised.
Installation 5
2
4
5
6
7
8
9
6
Return flow prevention
7
Test valve
8
Pressure reducer
9
Cold water stop valve
7
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